# Research of heart sound classification using two-dimensional features

> Research article (Biomedical Signal Processing and Control, 2022) · cited 40× · AI/ML

**Wikidata**: [openalex:W4297329611](https://www.wikidata.org/wiki/openalex:W4297329611)  
**Source**: https://4ort.xyz/entity/research-of-heart-sound-classification-using-two-dimensional-features